Journal of Combinatorial Theory Series B · 1986 · 104 citations · 2 references
Natural SciencesVisualizationCombinatoricsDirected Acyclic GraphsGraph TheoryInduction On Trees
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On a combinatorial problem in geometry
H. L. Abbott, D. Hanson · Discrete Mathematics · 1975 · 462 citations
Graph Theory and Probability. II
Paul Erdős · Canadian Journal of Mathematics · 1961 · 143 citations · Full text